APA aipamena

Park Ken. (2005). The World Almanac and Book of Facts 2005. American: World Almanac.

Chicago Style aipamena

Park Ken. The World Almanac and Book of Facts 2005. American: World Almanac, 2005.

MLA aipamena

Park Ken. The World Almanac and Book of Facts 2005. American: World Almanac, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.